Element block pseudo-element :after generated with overflow hidden background transform box-sizing content-box z-index auto display block font-size 16px padding 20px width 160px border 0px rgba(0,0,0,1) solid position static height auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none font-weight normal margin 0px line-height 1 cursor default border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition